About the Authors

Liang Zhang

Roles Data curation, Formal analysis, Funding acquisition, Validation, Visualization, Writing – original draft

Affiliation School of Traffic and Transportation Engineering, Changsha University of Science and Technology, Changsha, China

Zhongxiang Huang

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Resources, Supervision, Writing – original draft, Writing – review & editing

mehzx@126.com

Affiliation School of Traffic and Transportation Engineering, Changsha University of Science and Technology, Changsha, China

Lei Zhu

Roles Data curation, Investigation, Project administration, Software, Writing – review & editing

Affiliation School of Traffic and Transportation Engineering, Changsha University of Science and Technology, Changsha, China

Songtao Yang

Roles Methodology, Project administration, Resources, Software, Supervision

Affiliation School of Traffic and Transportation Engineering, Changsha University of Science and Technology, Changsha, China

Competing Interests

The authors have declared that no competing interests exist.